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17 July 2023 Construction of a Parameter System for the Near-Natural Topographic Reconstruction of Abandoned Mines in the Arid Desert Region of Northwest China
Yang Gang, Song Tongtong, Zhang Chengliang
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Abstract

Topographic reconstruction is the fundamental task of the ecological rehabilitation in abandoned mines, which affects the results of the whole ecological system rehabilitation. The technology of near-natural topographic reconstruction constructs the terrain by using the adjacent, undisturbed natural terrains as a reference, and it has become a hot research issue for land reclamation and ecological rehabilitation in recent years. But in reconstructing the near-natural terrain, one must first determine what kinds of characteristics of the natural terrain should be referred to, what necessary parameters should be used, and what indexes should be used to evaluate the results of the topographical design. All these issues still have not been investigated systematically. In this study, the arid desert region in Northwest China was taken as the target area and the theoretical analysis tool of the “Grounded Theory” was applied to discuss these issues systematically. Based on a large amount of literature research and the records obtained from the semi-structured interviews of 12 experts, a three-level parameter system for the near-natural topographic reconstruction in the abandoned mines was finally constructed by three-level coding using the method of the “Grounded Theory”. The parameter system contains a total of three main categories, eight sub-categories, and 26 parameters. The parameters developed in the system can support all aspects of the near-natural terrain design processes, and they can cover the parameter needs in multiple aspects of the topographic reconstruction of the mining sites. This work can provide support for further research on the methods of near-natural topographic reconstruction and improve its technical system.

Yang Gang, Song Tongtong, and Zhang Chengliang "Construction of a Parameter System for the Near-Natural Topographic Reconstruction of Abandoned Mines in the Arid Desert Region of Northwest China," Journal of Resources and Ecology 14(4), 733-743, (17 July 2023). https://doi.org/10.5814/j.issn.1674-764x.2023.04.006
Received: 20 August 2022; Accepted: 30 December 2022; Published: 17 July 2023
KEYWORDS
abandoned mines
arid desert region in Northwest China
ecological rehabilitation
near-natural
topographic reconstruction
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